var isDHTML = 0;
var isID = 0;
var isAll = 0;
var isLayers = 0;
var activo = '';

if (document.getElementById) {isID = 1; isDHTML = 1;}
else {
if (document.all) {isAll = 1; isDHTML = 1;}
else {
browserVersion = parseInt(navigator.appVersion);
if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {isLayers = 1; isDHTML = 1;}
}}

function findDOM(objectID,withStyle) {
	if (withStyle == 1)
	{
		if (isID)
		{
			return (document.getElementById(objectID).style);
		}
		else
		{ 
			if (isAll)
			{
				return (document.all[objectID].style);
			}
			else
			{
				if (isLayers)
				{
					return (document.layers[objectID]);
				}
			}
		}
	}
	else
	{
		if (isID)
		{
			return (document.getElementById(objectID));
		}
		else
		{ 
			if (isAll)
			{
				return (document.all[objectID]);
			}
			else
			{
				if (isLayers)
				{
					return (document.layers[objectID]);
				}
			}
		}
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function over(nome_imagem) {
    var imagem=findDOM(nome_imagem,0);
    imagem.src=imagem.src.replace(/_off/g,'_over');
}

function out(nome_imagem) {
    var imagem=findDOM(nome_imagem,0);
    imagem.src=imagem.src.replace(/_over/g,'_off');
}